Robert Gutbrod

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Frankfurt am Main, DE

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Patents Grantslast 30 patents

Information Patent Grant
Solids dispersions which can be easily distributed in hydrophobic a...
- Patent number 4,443,263
- Issue date Apr 17, 1984
- Hoechst Aktiengesellschaft
- Erwin Dietz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigment dispersions and their use for the pigmenting of hydrophilic...
- Patent number 4,219,365
- Issue date Aug 26, 1980
- Hoechst Aktiengesellschaft
- Erwin Dietz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigment preparations
- Patent number 4,217,265
- Issue date Aug 12, 1980
- Hoechst Aktiengesellschaft
- Erwin Dietz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigment dispersion for use in hydrophilic and hydrophobic media
- Patent number 4,156,616
- Issue date May 29, 1979
- Hoechst Aktiengesellschaft
- Erwin Dietz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...